Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
B2251Back Door Closer Switch Malfunction
Manufacturer communications
1Original wording in English
LEXUS
TSB: Some 2016 - 2017 model year RX 350 and RX 450h vehicles may exhibit a condition in which the Power Back Door (PBD) is inoperative or the back door latch does not release, with Diagnostic Trouble Code (DTC) B2250 "Back Door Closer Malfunction" or DTC B2250 and DTC B2251 "Back Door Closer Switch Malfunction" set. In some case…
Check vehicle applicability
4A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Lexus | RC 350 ↗ | 2017 |
| Lexus | RC 350 ↗ | 2016 |
| Lexus | RX HYBRID ↗ | 2017 |
| Lexus | RX HYBRID ↗ | 2016 |
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
Parklamp Output Relay Driver Circuit Failure
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.